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A stream of air was successively passed through three tubes X, Y and Z containing...

Chemistry
JAMB 1987

A stream of air was successively passed through three tubes X, Y and Z containing a concentrated aqueous solution of KOH, red hot copper powder and fused calcium chloride respectively. What was the composition of the gas emanating from tube Z?
  • A. CO2 ad ithe inert gases
  • B. N2, CO2 and the inert gases
  • C. N2 and the inert gases
  • D. water vapour, N2 and the inert gases
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Correct Answer: Option C
Explanation
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Project Topics and Materials, Post-UTME past questions - Download now or upload yours to get paid
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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts